The Halloween Door | 1989
An animated, primetime Halloween special of the ABC series "Slimer! and the Real Ghostbusters." A fanatical inventor, Dr. Jacob Crowley, and his humorless companion, Fairweather, declare that the celebration of Halloween serves no real purpose. They scheme to get rid of the night of goblins and ghosts, and it's up to the Ghostbusters to save the tradition.